The Walker’s Game Ear Micro Elite devices are specially coated with Aridion™, P2i’s technology for electronics providing the ultimate protective shield against corrosion and water damage. The Micro Elite has 4 listening modes with four channels, featuring a 16 band graphic equalizer, allowing crisp, clear audio without outside interference. When worn with the foam plugs, the Micro Elite offers a noise reducing rating (NPR) of +22db protecting your hearing from sustained or loud sounds. The Micro Elite is available in a hi-tech translucent housing and is powered by #10A batteries. The package includes: the unit, foam tips, tulip tips sound tubes (two of each size: small, medium and large), four batteries and a carrying case.